Actually, as a study tool, LibraryThing probably is more significant for its potential than for its current utility for most serious study. However, there are those who find it very useful, especially for recreational reading or for those who are teaching reading/literature.

For the purpose of this TECH segment, just take the tour, create an account for yourself, and explore a few minutes. It is good to know this sort of tool exists. There are others like LibraryThing, but LibraryThing is probably the oldest and best known.